Examples:
Counting all unread messages:
$MM C=U*0b
$MM 3*13
Three messages are unread.
Deleting all read messages:
$MM D=R*0b
$MM 4*14
Four read messages were deleted.
Marking a specific message as read:
$MM M=21990235111426*56
$MM MARKED,21990235111426*1e
Message with msg_id 21990235111426 has been marked as read.
Reading the newest received message:
$MM R=N*01
$MM
AI=10650,6578616d706c65206d657373616765,21990235111426,1584494275*52
The message (msg_id = 21990235111426) is returned. The message was sent with the
application ID 10650. The hexadecimal data returned is 6578616d706c65206d657373616765
(in ascii = “example message”). The epoch seconds at which the Modem received the
message is 1584494275 (Date/Time = Wednesday, March 18, 2020 1:17:55 PM). This
message is now marked as read.
November 2021 Swarm M138 Modem Manual - Rev 1.00 54/77
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